Assignee
Inventors
- Kazuya Tsuda (3 patents)
- Kunikazu Nagai (2 patents)
- Hiroyuki Imai (24 patents)
- Yoshitaka Mayuzumi (8 patents)
- Kazuya Sato (130 patents)
- Toshiaki Takase (9 patents)
- Masanao Tanaka (20 patents)
US Patent 7598001 · Granted Oct 6, 2009